2004 FOURTH QUARTER & FULL YEAR RESULTS CONFERENCE CALL

TUESDAY,15 FEBRUARY 2005 11 AM (ET) / 4 PM (UK) / 5 PM (CET) Host: Marc Beuls – President and Chief Executive Officer Millicom International Cellular S.A. will announce its financial results for the fourth quarter and full year 2004 on Tuesday, 15 February 2005. The company will host a conference call for the global financial community at 11 AM (ET) / 4 PM (UK) / 5 PM (CET). The conference call will be webcast in listen-only mode on Millicom’s website at www.millicom.com. To participate in the conference call, please register at: http://www.sharedvalue.net/millicom/FY04/default.asp The dial-in number to join the conference call will be available upon registration. You may also register by filling out the information attached and returning it by fax to Shared Value at +44 (0)20 7321 5020 or contact Shared Value at +44 (0)20 7321 5010 for further details. Millicom International Cellular S.A. is a global telecommunications investor with cellular operations in Asia, Latin America and Africa. It currently has a total of 16 cellular operations and licenses in 15 countries. The Group’s cellular operations have a combined population under license of approximately 387 million people.